57265580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 124096224

約数和(自身を除く): 66830644

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 365, 610, 643, 730, 1220, 1286, 1460, 2572, 3215, 4453, 6430, 8906, 12860, 17812, 22265, 39223, 44530, 46939, 78446, 89060, 93878, 156892, 187756, 196115, 234695, 392230, 469390, 784460, 938780, 2863279, 5726558, 11453116, 14316395, 28632790, 57265580]

約数ペア:

[(1, 57265580), (2, 28632790), (4, 14316395), (5, 11453116), (10, 5726558), (20, 2863279), (61, 938780), (73, 784460), (122, 469390), (146, 392230), (244, 234695), (292, 196115), (305, 187756), (365, 156892), (610, 93878), (643, 89060), (730, 78446), (1220, 46939), (1286, 44530), (1460, 39223), (2572, 22265), (3215, 17812), (4453, 12860), (6430, 8906)]